GRCS Inc. [Senior Web Developer] Financial Technology|Commuting to Hong Kong Office
Frontend Engineer
2More
8M JPY - ***M JPY
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Overseas
Full-time (permanent)
Online Interview:
Yes
Remote Work from Overseas:
No
/ Remote Work in Japan:
No
Top-Selling Points
Rate of Foreigners
Less Than
Frequency of English Usage
More Than
Flex-time
Japanese learning support
Use English
International employees
New office
Related Skills
Library/Framework
React
Next.js
Programming Language
TypeScript
Cloud / Infrastructure / DevOps tools
Docker
AWS
Language Requirements
Required
- Japanese: Business
- English: Fluent
Preferred
- No Data
Job Description
Required Skills and Experiences
■ Mandatory Requirements
• Bachelor’s degree in Computer Science, Software Engineering, or a related discipline, or
equivalent practical experience.
• 5–10 years of professional software engineering experience, with strong focus on web
application development.
• Strong expertise in modern web development, including front-end frameworks and API
integration.
• Deep understanding of software engineering fundamentals, including:
‐Object-oriented programming
‐Design patterns
‐Data structures and algorithms
‐Unit testing and debugging
• Proven experience building scalable, maintainable, and performance-conscious web
applications.
• Familiarity with Git and team-based development workflows.
• Strong problem-solving skills, communication skills, and a collaborative mindset.
■ Preferred Requirements
• Strong experience with React, TypeScript, and modern front-end application architecture.
• Experience with frameworks such as Next.js.
• Strong understanding of responsive UI development, component design, state management,and API integration.
• Familiarity with front-end tooling such as npm/yarn/pnpm, Vite/Webpack, ESLint, and
testing frameworks such as Jest and React Testing Library.
• Experience building real-time, data-driven web applications.
• Experience integrating with RESTful APIs and WebSockets.
• Ability to troubleshoot and optimize front-end performance in complex applications.
• Experience mentoring junior developers and contributing to engineering best practices.
【Nice to Have】
• Experience with financial systems, trading platforms, or market data applications.
• Experience with Docker and AWS.
• Exposure to low-latency or performance-sensitive user interfaces.
• Familiarity with backend or .NET systems is a plus.